891308

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:493

約数の個数: 24

約数和(自身を含む): 1741824

約数和(自身を除く): 850516

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 188, 431, 517, 862, 1034, 1724, 2068, 4741, 9482, 18964, 20257, 40514, 81028, 222827, 445654, 891308]

約数ペア:

[(1, 891308), (2, 445654), (4, 222827), (11, 81028), (22, 40514), (44, 20257), (47, 18964), (94, 9482), (188, 4741), (431, 2068), (517, 1724), (862, 1034)]